mod4.lst

at89s51实验例程代码

A51 MACRO ASSEMBLER  MOD4                                                                 01/29/2007 10:37:41 PAGE     1


MACRO ASSEMBLER A51 V6.23
OBJECT MODULE PLACED IN .\Mod4.obj
ASSEMBLER INVOKED BY: d:\Keil\C51\BIN\A51.EXE C:\Documents and Settings\cdqd1\桌面\AY-MPU89c51D\ayasm\Mod4.asm SET(SMALL
                      ) DEBUG PRINT(.\Mod4.lst) OBJECT(.\Mod4.obj) EP

LOC  OBJ            LINE     SOURCE

0000                   1               ORG 0000H
0000 758160            2     MOD4:   MOV SP,#60H
0003 759850            3             mov scon,#50h   ;txd-->pc
0006 758920            4             mov tmod,#20h
0009 758780            5             mov pcon,#80h
000C 758DF3            6             mov th1,#0f3h   ;BPS 4800
000F 758BF3            7             mov tl1,#0f3h
0012 D28E              8             setb tr1
0014 20B6FD            9     wait1:  jb p3.6,wait1
0017 1128             10             acall delay4
0019 20B6F8           11             jb p3.6,wait1
001C 30B6FD           12             jnb p3.6,$
001F 74A5             13             mov a,#0a5h
0021 F599             14             mov sbuf,a
0023 1099EE           15     wait2:  jbc ti,wait1
0026 0123             16             ajmp wait2
0028 7C14             17     delay4: mov r4,#20
002A 7DF8             18     d4:     mov r5,#248
002C DDFE             19             djnz r5,$
002E DCFA             20             djnz r4,d4
0030 22               21             ret
                      22             END
A51 MACRO ASSEMBLER  MOD4                                                                 01/29/2007 10:37:41 PAGE     2

SYMBOL TABLE LISTING
------ ----- -------


N A M E             T Y P E  V A L U E   ATTRIBUTES

D4 . . . . . . . .  C ADDR   002AH   A   
DELAY4 . . . . . .  C ADDR   0028H   A   
MOD4 . . . . . . .  C ADDR   0000H   A   
P3 . . . . . . . .  D ADDR   00B0H   A   
PCON . . . . . . .  D ADDR   0087H   A   
SBUF . . . . . . .  D ADDR   0099H   A   
SCON . . . . . . .  D ADDR   0098H   A   
SP . . . . . . . .  D ADDR   0081H   A   
TH1. . . . . . . .  D ADDR   008DH   A   
TI . . . . . . . .  B ADDR   0098H.1 A   
TL1. . . . . . . .  D ADDR   008BH   A   
TMOD . . . . . . .  D ADDR   0089H   A   
TR1. . . . . . . .  B ADDR   0088H.6 A   
WAIT1. . . . . . .  C ADDR   0014H   A   
WAIT2. . . . . . .  C ADDR   0023H   A   


REGISTER BANK(S) USED: 0 


ASSEMBLY COMPLETE.  0 WARNING(S), 0 ERROR(S)